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Chapters
▶ 2: Number Systems
3: Computer Organisation
4: Theoretical Concepts of Operating System
5: Working with Windows Operating System
6: Introduction to Word Processor
7: Working with OpenOffice Calc
8: Presentation Basics
9: Introduction to Internet and Email
10: HTML - Structural Tags
11: HTML - Formatting text, Creating Tables, List and Links
12: HTML - Adding multimedia elements and Forms
13: CSS - Cascading Style Sheets
14: Introduction to Javascript
15: Control Structure in Javascript
16: JavaScript Functions
17: Computer Ethics and Cyber Security
18: Tamil Computing
![Samacheer Kalvi solutions for Computer Applications [English] Class 11 TN Board chapter 2 - Number Systems - Shaalaa.com](/images/computer-applications-english-class-11-tn-board_6:5f2b1b2038084cf381bfa42c826a928c.jpg "Samacheer Kalvi solutions for Computer Applications [English] Class 11 TN Board chapter 2 - Number Systems")
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Solutions for Chapter 2: Number Systems
Below listed, you can find solutions for Chapter 2 of Tamil Nadu Board of Secondary Education Samacheer Kalvi for Computer Applications [English] Class 11 TN Board.
Samacheer Kalvi solutions for Computer Applications [English] Class 11 TN Board 2 Number Systems Evaluation [Page 31]
Section A - Choose the correct answer
Which refers to the number of bits processed by a computer’s CPU?
Byte
Nibble
Word length
Bit
How many bytes does 1 KiloByte contain?
1000
8
4
1024
Expansion for ASCII.
American School Code for Information Interchange
American Standard Code for Information Interchange
All Standard Code for Information Interchange
American Society Code for Information Interchange
2^50 is referred as ______
Kilo
Tera
Peta
Zetta
How many characters can be handled in Binary Coded Decimal System?
64
255
256
128
For 11012 the equivalent Hexadecimal equivalent is?
F
E
D
B
What is the 1’s complement of 00100110?
00100110
11011001
11010001
00101001
Which amongst this is not an Octal number?
645
234
876
123
Section B - Very Short Answers
What is data?
Write the 1’s complement procedure.
Convert (46)10 into a Binary number.
We cannot find 1’s complement for (28)10. State reason.
List the encoding systems that represent characters in memory.
Section C - Short Answers
What is radix of a number system? Give example
Write a note on the binary number system.
Convert (150)10 into Binary, then convert that Binary number to Octal.
Write a short note on ISCII.
Add
– 2210 + 1510
Add
2010 + 2510
Section D - Explain in detail
Write the procedure to convert fractional Decimal to Binary.
Convert (98.46)10 to Binary.
Find 1’s Complement and 2’s Complement for the following Decimal number.
-98
Find 1’s Complement and 2’s Complement for the following Decimal number.
-135
Add 11010102 + 1011012
Subtract 11010112 – 1110102
Solutions for 2: Number Systems
Samacheer Kalvi solutions for Computer Applications [English] Class 11 TN Board chapter 2 - Number Systems
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Concepts covered in Computer Applications [English] Class 11 TN Board chapter 2 Number Systems are Introduction to Number Systems, Data Representations, Different Types of Number Systems, Number System Conversions, Binary Representation for Signed Numbers, Binary Arithmetic, Representing Characters in Memory.
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